000			00320nam a2200121Ia 4500
005			20251222154315.0
008			251222s9999||||xx |||||||||||||| ||spa||
020			_a0-07-239681-4
082			_a540/S54
100			_a"Silberberg, Martin S."
245		0	_aChemistry. the molecular nature of matter and change
942			_cLIB
999			_c33548 _d33548